$ git clone -n https://src.fedoraproject.org/rpms/template-glib.git /var/lib/mock/f39-build-1577097-37955/root/chroot_tmpdir/scmroot/template-glib
Cloning into '/var/lib/mock/f39-build-1577097-37955/root/chroot_tmpdir/scmroot/template-glib'...
$ git fetch origin c8884ce47c31db366ef150c4fe7c490c3043c9d3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/template-glib
 * [new ref]         c8884ce47c31db366ef150c4fe7c490c3043c9d3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c8884ce Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild