$ git clone -n https://src.fedoraproject.org/rpms/golang-tinygo-x-llvm.git /var/lib/mock/f40-build-2524727-61810/root/chroot_tmpdir/scmroot/golang-tinygo-x-llvm
Cloning into '/var/lib/mock/f40-build-2524727-61810/root/chroot_tmpdir/scmroot/golang-tinygo-x-llvm'...
$ git fetch origin a2e7a995cc7896aeb0d0c22482ac665f29b0bef7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-tinygo-x-llvm
 * [new ref]         a2e7a995cc7896aeb0d0c22482ac665f29b0bef7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a2e7a99 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild