$ git clone -n https://src.fedoraproject.org/rpms/golang-github-cmd.git /var/lib/mock/f42-build-3357688-45030/root/chroot_tmpdir/scmroot/golang-github-cmd
Cloning into '/var/lib/mock/f42-build-3357688-45030/root/chroot_tmpdir/scmroot/golang-github-cmd'...
$ git fetch origin bf211ebb70ba8d2100790f5fc004af2c47a2aa88:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-cmd
 * [new ref]         bf211ebb70ba8d2100790f5fc004af2c47a2aa88 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bf211eb Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild