$ git clone -n https://src.fedoraproject.org/rpms/ustreamer.git /var/lib/mock/f45-build-37855-718/root/chroot_tmpdir/scmroot/ustreamer
Cloning into '/var/lib/mock/f45-build-37855-718/root/chroot_tmpdir/scmroot/ustreamer'...
$ git fetch origin cc3cce55c26a5e9e87ae25a3b584792157552cda:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ustreamer
 * [new ref]         cc3cce55c26a5e9e87ae25a3b584792157552cda -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cc3cce5 Rebuilt for Python 3.15.0b4 ABI change