$ git clone -n https://src.fedoraproject.org/rpms/python-msrest.git /var/lib/mock/f45-build-31644-654/root/chroot_tmpdir/scmroot/python-msrest
Cloning into '/var/lib/mock/f45-build-31644-654/root/chroot_tmpdir/scmroot/python-msrest'...
$ git fetch origin 5d4020c551a0fc8c76c08a2e530c1c2a72d26a49:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-msrest
 * [new ref]         5d4020c551a0fc8c76c08a2e530c1c2a72d26a49 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5d4020c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild