$ git clone -n https://src.fedoraproject.org/rpms/clanbomber.git /var/lib/mock/f39-build-1489918-34502/root/chroot_tmpdir/scmroot/clanbomber
Cloning into '/var/lib/mock/f39-build-1489918-34502/root/chroot_tmpdir/scmroot/clanbomber'...
$ git fetch origin acfead88351fee1d5eddbc2a380c52709ee0933d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/clanbomber
 * [new ref]         acfead88351fee1d5eddbc2a380c52709ee0933d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at acfead8 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild