$ git clone -n https://src.fedoraproject.org/rpms/golang-github-marekm4-color-extractor.git /var/lib/mock/f38-build-side-42-init-devel-603188-26218/root/chroot_tmpdir/scmroot/golang-github-marekm4-color-extractor
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-603188-26218/root/chroot_tmpdir/scmroot/golang-github-marekm4-color-extractor'...
$ git fetch origin d05a95e1cbfd12b924ddc4f433eb66e81e1f7040:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-marekm4-color-extractor
 * [new ref]         d05a95e1cbfd12b924ddc4f433eb66e81e1f7040 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d05a95e Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild