$ git clone -n https://git.cclinux.org/stage/rpms/poppler.git /mnt/compose/mock/dist-circle9-build-107030-57788/root/chroot_tmpdir/scmroot/poppler
Cloning into '/mnt/compose/mock/dist-circle9-build-107030-57788/root/chroot_tmpdir/scmroot/poppler'...
$ git fetch origin cb5667f890424781c8cf5abc55498cc8fbd1b92e:KOJI_FETCH_HEAD
From https://git.cclinux.org/stage/rpms/poppler
 * [new ref]         cb5667f890424781c8cf5abc55498cc8fbd1b92e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cb5667f import poppler-21.01.0-18.el9