$ git clone -n https://src.fedoraproject.org/rpms/gconfmm26.git /var/lib/mock/f40-build-763268-122453/root/chroot_tmpdir/scmroot/gconfmm26
Cloning into '/var/lib/mock/f40-build-763268-122453/root/chroot_tmpdir/scmroot/gconfmm26'...
$ git fetch origin 60b066e4b2406c34da4fad05a38ba8ba62249cc9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gconfmm26
 * [new ref]         60b066e4b2406c34da4fad05a38ba8ba62249cc9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 60b066e Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild