$ git clone -n https://src.fedoraproject.org/rpms/sugar-xoirc.git /var/lib/mock/f39-build-1577243-37957/root/chroot_tmpdir/scmroot/sugar-xoirc
Cloning into '/var/lib/mock/f39-build-1577243-37957/root/chroot_tmpdir/scmroot/sugar-xoirc'...
$ git fetch origin a1e1db5245472fcb759d69e32111b3cb7646995d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/sugar-xoirc
 * [new ref]         a1e1db5245472fcb759d69e32111b3cb7646995d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a1e1db5 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild