$ git clone -n https://src.fedoraproject.org/rpms/golang-github-matoous-nanoid.git /var/lib/mock/f38-build-side-42-init-devel-634748-26382/root/chroot_tmpdir/scmroot/golang-github-matoous-nanoid
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-634748-26382/root/chroot_tmpdir/scmroot/golang-github-matoous-nanoid'...
$ git fetch origin c67e370910b6734246677c360a33057257099f33:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-matoous-nanoid
 * [new ref]         c67e370910b6734246677c360a33057257099f33 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c67e370 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild