$ git clone -n https://src.fedoraproject.org/rpms/yubikey-manager.git /var/lib/mock/f45-build-39264-733/root/chroot_tmpdir/scmroot/yubikey-manager
Cloning into '/var/lib/mock/f45-build-39264-733/root/chroot_tmpdir/scmroot/yubikey-manager'...
$ git fetch origin 0e3d784d169a69e0cbc2abd3bb80e0ec0936f61d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/yubikey-manager
 * [new ref]         0e3d784d169a69e0cbc2abd3bb80e0ec0936f61d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0e3d784 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild