$ git clone -n https://src.fedoraproject.org/rpms/rocm-core.git /var/lib/mock/f42-build-3406884-45143/root/chroot_tmpdir/scmroot/rocm-core
Cloning into '/var/lib/mock/f42-build-3406884-45143/root/chroot_tmpdir/scmroot/rocm-core'...
$ git fetch origin 5b16370b5ec822226912686af5271cde68708082:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rocm-core
 * [new ref]         5b16370b5ec822226912686af5271cde68708082 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5b16370 Update to 6.3.3