$ git clone -n https://src.fedoraproject.org/rpms/golang-github-mitchellh-copystructure.git /var/lib/mock/f38-build-side-42-init-devel-616716-26324/root/chroot_tmpdir/scmroot/golang-github-mitchellh-copystructure
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-616716-26324/root/chroot_tmpdir/scmroot/golang-github-mitchellh-copystructure'...
$ git fetch origin 57de7c114269ca3642df0b02500d8269e661e159:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-mitchellh-copystructure
 * [new ref]         57de7c114269ca3642df0b02500d8269e661e159 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 57de7c1 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild