$ git clone -n https://src.fedoraproject.org/rpms/python-pagure-messages.git /var/lib/mock/f45-build-31900-656/root/chroot_tmpdir/scmroot/python-pagure-messages
Cloning into '/var/lib/mock/f45-build-31900-656/root/chroot_tmpdir/scmroot/python-pagure-messages'...
$ git fetch origin f5b6e25505ee1957954a0ddc3518481784b5f630:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pagure-messages
 * [new ref]         f5b6e25505ee1957954a0ddc3518481784b5f630 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f5b6e25 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild