$ git clone -n https://src.fedoraproject.org/rpms/php-pecl-mcrypt.git /var/lib/mock/f45-build-28131-628/root/chroot_tmpdir/scmroot/php-pecl-mcrypt
Cloning into '/var/lib/mock/f45-build-28131-628/root/chroot_tmpdir/scmroot/php-pecl-mcrypt'...
$ git fetch origin 695abe598543406a6616cd87b7c3a3021d561df6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-pecl-mcrypt
 * [new ref]         695abe598543406a6616cd87b7c3a3021d561df6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 695abe5 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild