$ git clone -n https://src.fedoraproject.org/rpms/alligator.git /var/lib/mock/f39-build-1570504-37771/root/chroot_tmpdir/scmroot/alligator
Cloning into '/var/lib/mock/f39-build-1570504-37771/root/chroot_tmpdir/scmroot/alligator'...
$ git fetch origin 7f5a17f2a07ec24d96b6bddb10e70d5d44e3319f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/alligator
 * [new ref]         7f5a17f2a07ec24d96b6bddb10e70d5d44e3319f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7f5a17f 23.08.2