$ git clone -n https://src.fedoraproject.org/rpms/doublecmd.git /var/lib/mock/f38-build-side-42-init-devel-1285461-30672/root/chroot_tmpdir/scmroot/doublecmd
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1285461-30672/root/chroot_tmpdir/scmroot/doublecmd'...
$ git fetch origin c33b1369aa13c07ca65e4a2b336eb11f61dff548:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/doublecmd
 * [new ref]         c33b1369aa13c07ca65e4a2b336eb11f61dff548 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c33b136 Add AppStream metadata