$ git clone -n https://git.cclinux.org/stage/rpms/poppler.git /mnt/compose/mock/dist-circle8-build-109580-62649/root/chroot_tmpdir/scmroot/poppler
Cloning into '/mnt/compose/mock/dist-circle8-build-109580-62649/root/chroot_tmpdir/scmroot/poppler'...
$ git fetch origin 18bc1da41a220dcfdfcb79c017fcbb6b1dfd5a80:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/poppler
 * [new ref]         18bc1da41a220dcfdfcb79c017fcbb6b1dfd5a80 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 18bc1da import poppler-20.11.0-10.el8