After cloning the repositories through Git bash (following the install instructions) I get this error and it fails to build the spigot jar

Loading BuildTools version: git-BuildTools-1847da7-45 (#45)
shadow7483147
[email protected]
Attempting to build version: 'latest' use --rev <version> to override
Found version
{
"name": "566",
"description": "Jenkins build 566",
"refs":

Unknown macro: { "BuildData"}

}

Pulling updates for C:\Games\MinecraftSrv\buildSpigot\BuildData\.git
Successfully fetched updates!
Checked out: 838b40587fa7a68a130b75252959bc8a3481d94f
Pulling updates for C:\Games\MinecraftSrv\buildSpigot\Bukkit\.git
Successfully fetched updates!
Checked out: 76ffae6d58900d6ffd6f4a165d03b16eac0aaf65
Pulling updates for C:\Games\MinecraftSrv\buildSpigot\CraftBukkit\.git
Successfully fetched updates!
Checked out: 18fbb24b46427e2b41d3715a79f829b356b05ed5
Pulling updates for C:\Games\MinecraftSrv\buildSpigot\Spigot\.git
Successfully fetched updates!
Checked out: db6de12919982a660de79df83af75e9c18965aa8
Attempting to build Minecraft with details: VersionInfo(minecraftVersion=1.8.8, accessTransforms=bukkit-1.8.8.at, classMappings=bukkit-1.8.8-cl.csrg, memberMappings=bukkit-1.8.8-members.csrg, packageMappings=package.srg, minecraftHash=a0671390aa0691e70a950155aab06ffb)
Found good Minecraft hash (a0671390aa0691e70a950155aab06ffb)
Found good Minecraft hash (a0671390aa0691e70a950155aab06ffb)
0 [main] sh 4608 C:\Users\Tyler\AppData\Local\Programs\Git\usr\bin\sh.exe: *** fatal error in forked process - fork: can't reserve memory for parent stack 0x600000 - 0x800000, (child has 0x400000 - 0x600000), Win32 error 487
323 [main] sh 4608 cygwin_exception::open_stackdumpfile: Dumping stack trace to sh.exe.stackdump
1 [main] sh 2756 fork: child -1 - forked process 4608 died unexpectedly, retry 0, exit code 0x100, errno 11
C:\Games\MinecraftSrv\buildSpigot\apache-maven-3.2.5/bin/mvn: fork: retry: No child processes
1009354 [main] sh 788 C:\Users\Tyler\AppData\Local\Programs\Git\usr\bin\sh.exe: *** fatal error in forked process - fork: can't reserve memory for parent stack 0x600000 - 0x800000, (child has 0x400000 - 0x600000), Win32 error 487
1010139 [main] sh 788 cygwin_exception::open_stackdumpfile: Dumping stack trace to sh.exe.stackdump
2484383 [main] sh 2756 fork: child -1 - forked process 788 died unexpectedly, retry 0, exit code 0x100, errno 11
C:\Games\MinecraftSrv\buildSpigot\apache-maven-3.2.5/bin/mvn: fork: retry: No child processes
4494095 [main] sh 1544 C:\Users\Tyler\AppData\Local\Programs\Git\usr\bin\sh.exe: *** fatal error in forked process - fork: can't reserve memory for parent stack 0x600000 - 0x800000, (child has 0x400000 - 0x600000), Win32 error 487
4494852 [main] sh 1544 cygwin_exception::open_stackdumpfile: Dumping stack trace to sh.exe.stackdump
5374908 [main] sh 2756 fork: child -1 - forked process 1544 died unexpectedly, retry 0, exit code 0x100, errno 11
C:\Games\MinecraftSrv\buildSpigot\apache-maven-3.2.5/bin/mvn: fork: retry: No child processes
9384661 [main] sh 8180 C:\Users\Tyler\AppData\Local\Programs\Git\usr\bin\sh.exe: *** fatal error in forked process - fork: can't reserve memory for parent stack 0x600000 - 0x800000, (child has 0x400000 - 0x600000), Win32 error 487
9385474 [main] sh 8180 cygwin_exception::open_stackdumpfile: Dumping stack trace to sh.exe.stackdump
10828280 [main] sh 2756 fork: child -1 - forked process 8180 died unexpectedly, retry 0, exit code 0x100, errno 11
C:\Games\MinecraftSrv\buildSpigot\apache-maven-3.2.5/bin/mvn: fork: retry: No child processes
18852345 [main] sh 6584 C:\Users\Tyler\AppData\Local\Programs\Git\usr\bin\sh.exe: *** fatal error in forked process - fork: can't reserve memory for parent stack 0x600000 - 0x800000, (child has 0x400000 - 0x600000), Win32 error 487
18853146 [main] sh 6584 cygwin_exception::open_stackdumpfile: Dumping stack trace to sh.exe.stackdump
20327590 [main] sh 2756 fork: child -1 - forked process 6584 died unexpectedly, retry 0, exit code 0x100, errno 11
C:\Games\MinecraftSrv\buildSpigot\apache-maven-3.2.5/bin/mvn: fork: Resource temporarily unavailable
Exception in thread "main" java.lang.RuntimeException: Error running command, return status !=0: [sh, C:\Games\MinecraftSrv\buildSpigot\apache-maven-3.2.5/bin/mvn, install:install-file, -Dfile=work\mapped.ba9a3cce.jar, -Dpackaging=jar, -DgroupId=org.spigotmc, -DartifactId=minecraft-server, -Dversion=1.8.8-SNAPSHOT]
at org.spigotmc.builder.Builder.runProcess(Builder.java:535)
at org.spigotmc.builder.Builder.main(Builder.java:307)