$ git clone -n https://src.fedoraproject.org/rpms/golang.git /var/lib/mock/f40-build-2692090-68180/root/chroot_tmpdir/scmroot/golang
Cloning into '/var/lib/mock/f40-build-2692090-68180/root/chroot_tmpdir/scmroot/golang'...
$ git fetch origin 5db80dfbc3776071120bbc71d91dc6db63068326:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang
 * [new ref]         5db80dfbc3776071120bbc71d91dc6db63068326 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5db80df Update to 1.22.2 upstream release