$ git clone -n https://src.fedoraproject.org/rpms/rocm-device-libs.git /var/lib/mock/f38-build-side-42-init-devel-1118561-30198/root/chroot_tmpdir/scmroot/rocm-device-libs
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1118561-30198/root/chroot_tmpdir/scmroot/rocm-device-libs'...
$ git fetch origin a46066a2cf1f4806406c06a9981afb7fd989c749:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rocm-device-libs
 * [new ref]         a46066a2cf1f4806406c06a9981afb7fd989c749 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a46066a Update README with notes about forked source