$ git clone -n https://src.fedoraproject.org/rpms/jgoodies-looks.git /var/lib/mock/f38-build-side-42-init-devel-618142-26325/root/chroot_tmpdir/scmroot/jgoodies-looks
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-618142-26325/root/chroot_tmpdir/scmroot/jgoodies-looks'...
$ git fetch origin 6e904f71a4cf6a85a618db67177b2f6575f12f26:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/jgoodies-looks
 * [new ref]         6e904f71a4cf6a85a618db67177b2f6575f12f26 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6e904f7 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild