$ git clone -n https://src.fedoraproject.org/rpms/gap-pkg-autodoc.git /var/lib/mock/f38-build-side-42-init-devel-777335-27854/root/chroot_tmpdir/scmroot/gap-pkg-autodoc
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-777335-27854/root/chroot_tmpdir/scmroot/gap-pkg-autodoc'...
$ git fetch origin 91b0cf8dbb4fe318e8af8b0c8b563e9d69247f1f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gap-pkg-autodoc
 * [new ref]         91b0cf8dbb4fe318e8af8b0c8b563e9d69247f1f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 91b0cf8 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild