$ git clone -n https://src.fedoraproject.org/rpms/compose-utils.git /var/lib/mock/f39-build-1621856-38739/root/chroot_tmpdir/scmroot/compose-utils
Cloning into '/var/lib/mock/f39-build-1621856-38739/root/chroot_tmpdir/scmroot/compose-utils'...
$ git fetch origin c08ceb10b4f9d8f8a4239a983337ef0223cb068d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/compose-utils
 * [new ref]         c08ceb10b4f9d8f8a4239a983337ef0223cb068d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c08ceb1 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild