$ git clone -n https://src.fedoraproject.org/rpms/qimgv.git /var/lib/mock/f41-build-815492-149534/root/chroot_tmpdir/scmroot/qimgv
Cloning into '/var/lib/mock/f41-build-815492-149534/root/chroot_tmpdir/scmroot/qimgv'...
$ git fetch origin e05249c2a5721ce41e13d207b043cfb6c519bedb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qimgv
 * [new ref]         e05249c2a5721ce41e13d207b043cfb6c519bedb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e05249c Rebuilt for exiv2 0.28.2